一个还算强大的Web思维导图。A relatively powerful web mind map.

And, like Google, that also lets you use free versions of PowerPoint ... Concept Maps is one of the best features. It’s a great mind-mapping tool to visualize and lay down all your thoughts ...

Is the high cost worth the price? What can we learn from the real-life story of Keiko, the orca who starred in the hit children’s movie “Free Willy”?